Home / 199,330,963.80-298,674,519.30-112,812,077.40

Finding the Fourth Proportional to 199,330,963.80, 298,674,519.30 and 112,812,077.40

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Solution

The fourth proportional to 199,330,963.80, 298,674,519.30 and 112,812,077.40 is: 169,035,920.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,330,963.80 : 298,674,519.30 = 112,812,077.40 : x
  2. Step 2: Convert to fraction form
    199,330,963.80/298,674,519.30 = 112,812,077.40/x
  3. Step 3: Cross multiply
    199,330,963.80x = 298,674,519.30 × 112,812,077.40
  4. Step 4: Simplify right side
    199,330,963.80x = 33,694,092,988,679,396
  5. Step 5: Solve for x
    x = 33,694,092,988,679,396/199,330,963.80
  6. Step 6: Final answer
    x = 169,035,920.69

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.